{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:ISKFKGPCHZMNPELRRJPC3C72LW","short_pith_number":"pith:ISKFKGPC","canonical_record":{"source":{"id":"1709.03826","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-09-12T13:14:01Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"99af0ec7d846de3b14af95c94956a0ac1891f0cefb735afa84ce76f03b8dd1fd","abstract_canon_sha256":"b833b50368f3b92756dcf106529ed09d55695d8e56d6451faa620ef6d08aea9d"},"schema_version":"1.0"},"canonical_sha256":"44945519e23e58d791718a5e2d8bfa5d811a37b7a643e2cbed90aa8c10eef7d0","source":{"kind":"arxiv","id":"1709.03826","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.03826","created_at":"2026-05-18T00:15:59Z"},{"alias_kind":"arxiv_version","alias_value":"1709.03826v1","created_at":"2026-05-18T00:15:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.03826","created_at":"2026-05-18T00:15:59Z"},{"alias_kind":"pith_short_12","alias_value":"ISKFKGPCHZMN","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"ISKFKGPCHZMNPELR","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"ISKFKGPC","created_at":"2026-05-18T12:31:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:ISKFKGPCHZMNPELRRJPC3C72LW","target":"record","payload":{"canonical_record":{"source":{"id":"1709.03826","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-09-12T13:14:01Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"99af0ec7d846de3b14af95c94956a0ac1891f0cefb735afa84ce76f03b8dd1fd","abstract_canon_sha256":"b833b50368f3b92756dcf106529ed09d55695d8e56d6451faa620ef6d08aea9d"},"schema_version":"1.0"},"canonical_sha256":"44945519e23e58d791718a5e2d8bfa5d811a37b7a643e2cbed90aa8c10eef7d0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:15:59.114844Z","signature_b64":"P/Y8G0bfgiXe/NpmtqgybRQm9ScyoOmco8/4Om1dxqi3ltqfbreQV8MP/MuDrwiL5mVwWwyvSeLa9VHzukR1Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"44945519e23e58d791718a5e2d8bfa5d811a37b7a643e2cbed90aa8c10eef7d0","last_reissued_at":"2026-05-18T00:15:59.114359Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:15:59.114359Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.03826","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:15:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/kazYHMmOaq7cryxOzwzqSBM1kyFY+/NN0kisrH5VbNOnRvbOY/F388mb/ZPEc/TUJRjtQe6bQLNEJMBz1HzBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T12:38:13.663166Z"},"content_sha256":"c60e44b2b0e0ffbba756803f5618961ece151363cc82c72b09c43067e93a1be4","schema_version":"1.0","event_id":"sha256:c60e44b2b0e0ffbba756803f5618961ece151363cc82c72b09c43067e93a1be4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:ISKFKGPCHZMNPELRRJPC3C72LW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Shear viscosity of a hadron gas and influence of resonance lifetimes on relaxation time","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"A. Sch\\\"afer, D. R. Oliinychenko, H. Petersen, J.-B. Rose, J. M. Torres-Rincon","submitted_at":"2017-09-12T13:14:01Z","abstract_excerpt":"We address a discrepancy between different computations of $\\eta/s$ (shear viscosity over entropy density) of hadronic matter. Substantial deviations of this coefficient are found between transport approaches mainly based on resonance propagation with finite lifetime and other (semi-analytical) approaches with energy-dependent cross-sections, where interactions do not introduce a timescale. We provide an independent extraction of this coefficient by using the newly-developed SMASH (Simulating Many Accelerated Strongly interacting Hadrons) transport code, which is an example of a mainly resonan"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.03826","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:15:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XeYNWapD0oy9x356m1BvmNrSp4jZCTBBY477XVvZVOqnYiv/c1gdpEhd2Xa3szEKRF8dwSSLRZjyEP4JMHr1Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T12:38:13.663865Z"},"content_sha256":"72c684dbbd9e445f031f3a9c9c82fad3638b69e96b97bd8e4a5a4c1fdac84c01","schema_version":"1.0","event_id":"sha256:72c684dbbd9e445f031f3a9c9c82fad3638b69e96b97bd8e4a5a4c1fdac84c01"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ISKFKGPCHZMNPELRRJPC3C72LW/bundle.json","state_url":"https://pith.science/pith/ISKFKGPCHZMNPELRRJPC3C72LW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ISKFKGPCHZMNPELRRJPC3C72LW/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-27T12:38:13Z","links":{"resolver":"https://pith.science/pith/ISKFKGPCHZMNPELRRJPC3C72LW","bundle":"https://pith.science/pith/ISKFKGPCHZMNPELRRJPC3C72LW/bundle.json","state":"https://pith.science/pith/ISKFKGPCHZMNPELRRJPC3C72LW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ISKFKGPCHZMNPELRRJPC3C72LW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:ISKFKGPCHZMNPELRRJPC3C72LW","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b833b50368f3b92756dcf106529ed09d55695d8e56d6451faa620ef6d08aea9d","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-09-12T13:14:01Z","title_canon_sha256":"99af0ec7d846de3b14af95c94956a0ac1891f0cefb735afa84ce76f03b8dd1fd"},"schema_version":"1.0","source":{"id":"1709.03826","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.03826","created_at":"2026-05-18T00:15:59Z"},{"alias_kind":"arxiv_version","alias_value":"1709.03826v1","created_at":"2026-05-18T00:15:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.03826","created_at":"2026-05-18T00:15:59Z"},{"alias_kind":"pith_short_12","alias_value":"ISKFKGPCHZMN","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_16","alias_value":"ISKFKGPCHZMNPELR","created_at":"2026-05-18T12:31:21Z"},{"alias_kind":"pith_short_8","alias_value":"ISKFKGPC","created_at":"2026-05-18T12:31:21Z"}],"graph_snapshots":[{"event_id":"sha256:72c684dbbd9e445f031f3a9c9c82fad3638b69e96b97bd8e4a5a4c1fdac84c01","target":"graph","created_at":"2026-05-18T00:15:59Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We address a discrepancy between different computations of $\\eta/s$ (shear viscosity over entropy density) of hadronic matter. Substantial deviations of this coefficient are found between transport approaches mainly based on resonance propagation with finite lifetime and other (semi-analytical) approaches with energy-dependent cross-sections, where interactions do not introduce a timescale. We provide an independent extraction of this coefficient by using the newly-developed SMASH (Simulating Many Accelerated Strongly interacting Hadrons) transport code, which is an example of a mainly resonan","authors_text":"A. Sch\\\"afer, D. R. Oliinychenko, H. Petersen, J.-B. Rose, J. M. Torres-Rincon","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-09-12T13:14:01Z","title":"Shear viscosity of a hadron gas and influence of resonance lifetimes on relaxation time"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.03826","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:c60e44b2b0e0ffbba756803f5618961ece151363cc82c72b09c43067e93a1be4","target":"record","created_at":"2026-05-18T00:15:59Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b833b50368f3b92756dcf106529ed09d55695d8e56d6451faa620ef6d08aea9d","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2017-09-12T13:14:01Z","title_canon_sha256":"99af0ec7d846de3b14af95c94956a0ac1891f0cefb735afa84ce76f03b8dd1fd"},"schema_version":"1.0","source":{"id":"1709.03826","kind":"arxiv","version":1}},"canonical_sha256":"44945519e23e58d791718a5e2d8bfa5d811a37b7a643e2cbed90aa8c10eef7d0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"44945519e23e58d791718a5e2d8bfa5d811a37b7a643e2cbed90aa8c10eef7d0","first_computed_at":"2026-05-18T00:15:59.114359Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:15:59.114359Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P/Y8G0bfgiXe/NpmtqgybRQm9ScyoOmco8/4Om1dxqi3ltqfbreQV8MP/MuDrwiL5mVwWwyvSeLa9VHzukR1Dg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:15:59.114844Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.03826","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c60e44b2b0e0ffbba756803f5618961ece151363cc82c72b09c43067e93a1be4","sha256:72c684dbbd9e445f031f3a9c9c82fad3638b69e96b97bd8e4a5a4c1fdac84c01"],"state_sha256":"02f23b09f2d762982821c5c26efe98b71ce610be969e754f05fed7bee3dadf34"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zb0KRGfD5XO/xsyL7/WROsjf+7zquhVo9cloPX7EQE0hr6JIOJ4ivSPILa+DGAe+QhM3asXSRRKFnxPFxY5xCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T12:38:13.667241Z","bundle_sha256":"bc70b134fc257fe42d372227bc249abe6eb48bc9a20aee0a87c0dd3cb84dabbe"}}